Best AI for:Complex Reasoning Mathematics Word Problems

Models tested:Amazon Nova 2 Lite Andromeda Alpha Aurora Alpha Bert-Nebulon Alpha Claude 3 Haiku Claude 3 Sonnet Claude 3.7 Sonnet Claude 3.7 Thinking Sonnet Claude Fable 5 Claude Haiku 4.5 Claude Opus 4 Claude Opus 4.1 Claude Opus 4.5 Claude Opus 4.6 Claude Opus 4.7 Claude Opus 4.8 Claude Sonnet 3.6 (2022-10-22)Claude Sonnet 4 Claude Sonnet 4.5 Claude Sonnet 4.6 Cypher Alpha (free)DeepSeek R1 DeepSeek R1 0528 DeepSeek V3 (March 2024)DeepSeek V3.1 DeepSeek V3.2 DeepSeek V3.2 Exp DeepSeek V3.2 Speciale DeepSeek V4 Flash DeepSeek V4 Pro Elephant Alpha ERNIE 4.5 300B A47B Gemini 1.5 Pro Gemini 2.0 Flash Thinking Gemini 2.0 Pro Experimental Gemini 2.5 Flash Preview Gemini 2.5 Pro (I/O Edition)Gemini 3 Flash Preview Gemini 3 Pro Preview Gemini 3.1 Pro Preview Gemini 3.5 Flash Gemini Pro 1.0 Gemma 3 12B Gemma 3 27B Gemma 3n 4B GLM 4.7 Flash GLM 5 Turbo Google: Gemini 2.5 Flash Lite Preview 09-2025 Google: Gemini 2.5 Flash Preview 09-2025 Google: Gemini 3.1 Flash Lite Google: Gemini 3.1 Flash Lite Preview Google: Gemma 3n 2B Google: Gemma 4 26B A4B Google: Gemma 4 31B GPT OSS 120B GPT OSS 20B GPT-3.5 Turbo GPT-4.1 GPT-4.1 Mini GPT-4.1 Nano GPT-4.5 GPT-4o (Omni)GPT-4o mini GPT-5 GPT-5 Codex GPT-5 Mini GPT-5 Nano GPT-5 Pro GPT-5.1 GPT-5.1 Chat GPT-5.1 Codex Max GPT-5.1-Codex GPT-5.1-Codex-Mini GPT-5.2 GPT-5.2 Chat GPT-5.2 Pro GPT-5.3 Chat GPT-5.3-Codex GPT-5.4 GPT-5.4 Mini GPT-5.4 Nano GPT-5.5 Grok 3 Grok 3 Beta Grok 4.1 Fast Grok 4.20 Beta Grok 4.20 Multi-Agent Beta Grok Code Fast 1 Healer Alpha Horizon Alpha Horizon Beta Hunter Alpha Inception: Mercury Inception: Mercury 2 INTELLECT-3 Kimi K2 Kimi K2 Thinking Kimi K2.5 Kimi K2.6 Kimi K2.7 Code Kimi Linear 48B A3B Instruct Ling 2.6 1T Ling 2.6 Flash Llama 3 70B Llama 3.1 70B (Instruct)Llama 4 Maverick Llama 4 Scout MiMo-V2-Flash MiMo-V2-Omni MiMo-V2-Pro MiMo-V2.5 MiMo-V2.5-Pro MiniMax M1 MiniMax M2 MiniMax M2-her MiniMax M2.5 MiniMax M2.7 MiniMax M3 MiniMax: MiniMax M2.1 Mistral Devstral Medium Mistral Devstral Small 1.1 Mistral Large Mistral Large 3 2512 Mistral Medium 3 Mistral Medium 3.1 Mistral Nemo Mistral Small 4 Mistral Small Creative Mistral: Devstral 2 2512 MoonshotAI: Kimi K2 0905 North Mini Code Nova Premier 1.0 NVIDIA Nemotron 3 Super (free)NVIDIA Nemotron Nano 9B V2 NVIDIA: Nemotron 3 Ultra NVIDIA: Nemotron 3.5 Content Safety o1 o3 Mini OpenAI o3 OpenAI o4 Mini High OpenAI o4-mini OpenRouter Fusion · Budget (Jun 2026)OpenRouter Fusion · Quality (Jun 2026)Optimus Alpha Owl Alpha PaLM 2 Chat Polaris Alpha Pony Alpha Qwen Plus 0728 Qwen Plus 0728 (thinking)Qwen: Qwen3 235B A22B 2507 Qwen: Qwen3 235B A22B Thinking 2507 Qwen: Qwen3 30B A3B Instruct 2507 Qwen: Qwen3 Max Qwen: Qwen3 Max Thinking Qwen: Qwen3.5 122B A10B Qwen: Qwen3.5 27B Qwen: Qwen3.5 35B A3B Qwen: Qwen3.5 397B A17B Qwen: Qwen3.5 Flash Qwen: Qwen3.5 Plus 2026-02-15 Qwen: Qwen3.5 Plus 2026-04-20 Qwen: Qwen3.6 27B Qwen: Qwen3.6 35B A3B Qwen: Qwen3.6 Flash Qwen: Qwen3.6 Max Preview Qwen: Qwen3.6 Plus Preview (free)Qwen: Qwen3.7 Max Qwen: Qwen3.7 Plus Qwen3 235B A22B Qwen3 30B A3B Qwen3 30B A3B Thinking 2507 Qwen3 Coder Qwen3 Coder Flash Qwen3 Coder Next Qwen3 Coder Plus Qwen3 Next 80B A3B Instruct Qwen3 Next 80B A3B Thinking Qwen3.5 9B QwQ 32B Ring 2.6 1T Seed 2.0 Lite Sherlock Dash Alpha Sherlock Think Alpha Solar Pro 3 Sonar Pro Search Sonoma Dusk Alpha Sonoma Sky Alpha TNG R1T Chimera Trinity Large Preview xAI: Grok 4 xAI: Grok 4 Fast (free)xAI: Grok 4.3 Z.AI: GLM 4 32B Z.AI: GLM 4.5 Z.AI: GLM 4.5 Air Z.AI: GLM 4.6 Z.AI: GLM 4.7 Z.ai: GLM 5 Z.ai: GLM 5.1 Z.ai: GLM 5.2

Top Performers: Logic Puzzle

Feb 2025 – Jun 2026

#1Qwen: Qwen3.6 27B86% win rateHigh confidence

#2Claude Fable 592% win rateMed confidence

#3Z.AI: GLM 4.5 Air74% win rateHigh confidence

Compare top performers →

Single-shot · temp 0.7 · real votes · identical prompts·How we test →

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Best AI for:Complex Reasoning Mathematics Word Problems

Models tested:Amazon Nova 2 Lite Andromeda Alpha Aurora Alpha Bert-Nebulon Alpha Claude 3 Haiku Claude 3 Sonnet Claude 3.7 Sonnet Claude 3.7 Thinking Sonnet Claude Fable 5 Claude Haiku 4.5 Claude Opus 4 Claude Opus 4.1 Claude Opus 4.5 Claude Opus 4.6 Claude Opus 4.7 Claude Opus 4.8 Claude Sonnet 3.6 (2022-10-22)Claude Sonnet 4 Claude Sonnet 4.5 Claude Sonnet 4.6 Cypher Alpha (free)DeepSeek R1 DeepSeek R1 0528 DeepSeek V3 (March 2024)DeepSeek V3.1 DeepSeek V3.2 DeepSeek V3.2 Exp DeepSeek V3.2 Speciale DeepSeek V4 Flash DeepSeek V4 Pro Elephant Alpha ERNIE 4.5 300B A47B Gemini 1.5 Pro Gemini 2.0 Flash Thinking Gemini 2.0 Pro Experimental Gemini 2.5 Flash Preview Gemini 2.5 Pro (I/O Edition)Gemini 3 Flash Preview Gemini 3 Pro Preview Gemini 3.1 Pro Preview Gemini 3.5 Flash Gemini Pro 1.0 Gemma 3 12B Gemma 3 27B Gemma 3n 4B GLM 4.7 Flash GLM 5 Turbo Google: Gemini 2.5 Flash Lite Preview 09-2025 Google: Gemini 2.5 Flash Preview 09-2025 Google: Gemini 3.1 Flash Lite Google: Gemini 3.1 Flash Lite Preview Google: Gemma 3n 2B Google: Gemma 4 26B A4B Google: Gemma 4 31B GPT OSS 120B GPT OSS 20B GPT-3.5 Turbo GPT-4.1 GPT-4.1 Mini GPT-4.1 Nano GPT-4.5 GPT-4o (Omni)GPT-4o mini GPT-5 GPT-5 Codex GPT-5 Mini GPT-5 Nano GPT-5 Pro GPT-5.1 GPT-5.1 Chat GPT-5.1 Codex Max GPT-5.1-Codex GPT-5.1-Codex-Mini GPT-5.2 GPT-5.2 Chat GPT-5.2 Pro GPT-5.3 Chat GPT-5.3-Codex GPT-5.4 GPT-5.4 Mini GPT-5.4 Nano GPT-5.5 Grok 3 Grok 3 Beta Grok 4.1 Fast Grok 4.20 Beta Grok 4.20 Multi-Agent Beta Grok Code Fast 1 Healer Alpha Horizon Alpha Horizon Beta Hunter Alpha Inception: Mercury Inception: Mercury 2 INTELLECT-3 Kimi K2 Kimi K2 Thinking Kimi K2.5 Kimi K2.6 Kimi K2.7 Code Kimi Linear 48B A3B Instruct Ling 2.6 1T Ling 2.6 Flash Llama 3 70B Llama 3.1 70B (Instruct)Llama 4 Maverick Llama 4 Scout MiMo-V2-Flash MiMo-V2-Omni MiMo-V2-Pro MiMo-V2.5 MiMo-V2.5-Pro MiniMax M1 MiniMax M2 MiniMax M2-her MiniMax M2.5 MiniMax M2.7 MiniMax M3 MiniMax: MiniMax M2.1 Mistral Devstral Medium Mistral Devstral Small 1.1 Mistral Large Mistral Large 3 2512 Mistral Medium 3 Mistral Medium 3.1 Mistral Nemo Mistral Small 4 Mistral Small Creative Mistral: Devstral 2 2512 MoonshotAI: Kimi K2 0905 North Mini Code Nova Premier 1.0 NVIDIA Nemotron 3 Super (free)NVIDIA Nemotron Nano 9B V2 NVIDIA: Nemotron 3 Ultra NVIDIA: Nemotron 3.5 Content Safety o1 o3 Mini OpenAI o3 OpenAI o4 Mini High OpenAI o4-mini OpenRouter Fusion · Budget (Jun 2026)OpenRouter Fusion · Quality (Jun 2026)Optimus Alpha Owl Alpha PaLM 2 Chat Polaris Alpha Pony Alpha Qwen Plus 0728 Qwen Plus 0728 (thinking)Qwen: Qwen3 235B A22B 2507 Qwen: Qwen3 235B A22B Thinking 2507 Qwen: Qwen3 30B A3B Instruct 2507 Qwen: Qwen3 Max Qwen: Qwen3 Max Thinking Qwen: Qwen3.5 122B A10B Qwen: Qwen3.5 27B Qwen: Qwen3.5 35B A3B Qwen: Qwen3.5 397B A17B Qwen: Qwen3.5 Flash Qwen: Qwen3.5 Plus 2026-02-15 Qwen: Qwen3.5 Plus 2026-04-20 Qwen: Qwen3.6 27B Qwen: Qwen3.6 35B A3B Qwen: Qwen3.6 Flash Qwen: Qwen3.6 Max Preview Qwen: Qwen3.6 Plus Preview (free)Qwen: Qwen3.7 Max Qwen: Qwen3.7 Plus Qwen3 235B A22B Qwen3 30B A3B Qwen3 30B A3B Thinking 2507 Qwen3 Coder Qwen3 Coder Flash Qwen3 Coder Next Qwen3 Coder Plus Qwen3 Next 80B A3B Instruct Qwen3 Next 80B A3B Thinking Qwen3.5 9B QwQ 32B Ring 2.6 1T Seed 2.0 Lite Sherlock Dash Alpha Sherlock Think Alpha Solar Pro 3 Sonar Pro Search Sonoma Dusk Alpha Sonoma Sky Alpha TNG R1T Chimera Trinity Large Preview xAI: Grok 4 xAI: Grok 4 Fast (free)xAI: Grok 4.3 Z.AI: GLM 4 32B Z.AI: GLM 4.5 Z.AI: GLM 4.5 Air Z.AI: GLM 4.6 Z.AI: GLM 4.7 Z.ai: GLM 5 Z.ai: GLM 5.1 Z.ai: GLM 5.2

Top Performers: Logic Puzzle

Feb 2025 – Jun 2026

#1Qwen: Qwen3.6 27B86% win rateHigh confidence

#2Claude Fable 592% win rateMed confidence

#3Z.AI: GLM 4.5 Air74% win rateHigh confidence

Compare top performers →

Single-shot · temp 0.7 · real votes · identical prompts·How we test →

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Best AI for:Complex Reasoning Mathematics Word Problems

Models tested:Amazon Nova 2 Lite Andromeda Alpha Aurora Alpha Bert-Nebulon Alpha Claude 3 Haiku Claude 3 Sonnet Claude 3.7 Sonnet Claude 3.7 Thinking Sonnet Claude Fable 5 Claude Haiku 4.5 Claude Opus 4 Claude Opus 4.1 Claude Opus 4.5 Claude Opus 4.6 Claude Opus 4.7 Claude Opus 4.8 Claude Sonnet 3.6 (2022-10-22)Claude Sonnet 4 Claude Sonnet 4.5 Claude Sonnet 4.6 Cypher Alpha (free)DeepSeek R1 DeepSeek R1 0528 DeepSeek V3 (March 2024)DeepSeek V3.1 DeepSeek V3.2 DeepSeek V3.2 Exp DeepSeek V3.2 Speciale DeepSeek V4 Flash DeepSeek V4 Pro Elephant Alpha ERNIE 4.5 300B A47B Gemini 1.5 Pro Gemini 2.0 Flash Thinking Gemini 2.0 Pro Experimental Gemini 2.5 Flash Preview Gemini 2.5 Pro (I/O Edition)Gemini 3 Flash Preview Gemini 3 Pro Preview Gemini 3.1 Pro Preview Gemini 3.5 Flash Gemini Pro 1.0 Gemma 3 12B Gemma 3 27B Gemma 3n 4B GLM 4.7 Flash GLM 5 Turbo Google: Gemini 2.5 Flash Lite Preview 09-2025 Google: Gemini 2.5 Flash Preview 09-2025 Google: Gemini 3.1 Flash Lite Google: Gemini 3.1 Flash Lite Preview Google: Gemma 3n 2B Google: Gemma 4 26B A4B Google: Gemma 4 31B GPT OSS 120B GPT OSS 20B GPT-3.5 Turbo GPT-4.1 GPT-4.1 Mini GPT-4.1 Nano GPT-4.5 GPT-4o (Omni)GPT-4o mini GPT-5 GPT-5 Codex GPT-5 Mini GPT-5 Nano GPT-5 Pro GPT-5.1 GPT-5.1 Chat GPT-5.1 Codex Max GPT-5.1-Codex GPT-5.1-Codex-Mini GPT-5.2 GPT-5.2 Chat GPT-5.2 Pro GPT-5.3 Chat GPT-5.3-Codex GPT-5.4 GPT-5.4 Mini GPT-5.4 Nano GPT-5.5 Grok 3 Grok 3 Beta Grok 4.1 Fast Grok 4.20 Beta Grok 4.20 Multi-Agent Beta Grok Code Fast 1 Healer Alpha Horizon Alpha Horizon Beta Hunter Alpha Inception: Mercury Inception: Mercury 2 INTELLECT-3 Kimi K2 Kimi K2 Thinking Kimi K2.5 Kimi K2.6 Kimi K2.7 Code Kimi Linear 48B A3B Instruct Ling 2.6 1T Ling 2.6 Flash Llama 3 70B Llama 3.1 70B (Instruct)Llama 4 Maverick Llama 4 Scout MiMo-V2-Flash MiMo-V2-Omni MiMo-V2-Pro MiMo-V2.5 MiMo-V2.5-Pro MiniMax M1 MiniMax M2 MiniMax M2-her MiniMax M2.5 MiniMax M2.7 MiniMax M3 MiniMax: MiniMax M2.1 Mistral Devstral Medium Mistral Devstral Small 1.1 Mistral Large Mistral Large 3 2512 Mistral Medium 3 Mistral Medium 3.1 Mistral Nemo Mistral Small 4 Mistral Small Creative Mistral: Devstral 2 2512 MoonshotAI: Kimi K2 0905 North Mini Code Nova Premier 1.0 NVIDIA Nemotron 3 Super (free)NVIDIA Nemotron Nano 9B V2 NVIDIA: Nemotron 3 Ultra NVIDIA: Nemotron 3.5 Content Safety o1 o3 Mini OpenAI o3 OpenAI o4 Mini High OpenAI o4-mini OpenRouter Fusion · Budget (Jun 2026)OpenRouter Fusion · Quality (Jun 2026)Optimus Alpha Owl Alpha PaLM 2 Chat Polaris Alpha Pony Alpha Qwen Plus 0728 Qwen Plus 0728 (thinking)Qwen: Qwen3 235B A22B 2507 Qwen: Qwen3 235B A22B Thinking 2507 Qwen: Qwen3 30B A3B Instruct 2507 Qwen: Qwen3 Max Qwen: Qwen3 Max Thinking Qwen: Qwen3.5 122B A10B Qwen: Qwen3.5 27B Qwen: Qwen3.5 35B A3B Qwen: Qwen3.5 397B A17B Qwen: Qwen3.5 Flash Qwen: Qwen3.5 Plus 2026-02-15 Qwen: Qwen3.5 Plus 2026-04-20 Qwen: Qwen3.6 27B Qwen: Qwen3.6 35B A3B Qwen: Qwen3.6 Flash Qwen: Qwen3.6 Max Preview Qwen: Qwen3.6 Plus Preview (free)Qwen: Qwen3.7 Max Qwen: Qwen3.7 Plus Qwen3 235B A22B Qwen3 30B A3B Qwen3 30B A3B Thinking 2507 Qwen3 Coder Qwen3 Coder Flash Qwen3 Coder Next Qwen3 Coder Plus Qwen3 Next 80B A3B Instruct Qwen3 Next 80B A3B Thinking Qwen3.5 9B QwQ 32B Ring 2.6 1T Seed 2.0 Lite Sherlock Dash Alpha Sherlock Think Alpha Solar Pro 3 Sonar Pro Search Sonoma Dusk Alpha Sonoma Sky Alpha TNG R1T Chimera Trinity Large Preview xAI: Grok 4 xAI: Grok 4 Fast (free)xAI: Grok 4.3 Z.AI: GLM 4 32B Z.AI: GLM 4.5 Z.AI: GLM 4.5 Air Z.AI: GLM 4.6 Z.AI: GLM 4.7 Z.ai: GLM 5 Z.ai: GLM 5.1 Z.ai: GLM 5.2

Top Performers: Logic Puzzle

Feb 2025 – Jun 2026

#1Qwen: Qwen3.6 27B86% win rateHigh confidence

#2Claude Fable 592% win rateMed confidence

#3Z.AI: GLM 4.5 Air74% win rateHigh confidence

Compare top performers →

Single-shot · temp 0.7 · real votes · identical prompts·How we test →

Back to Challenges

MediumReasoning

Logic Puzzle

Tests an AI's ability to solve a simple but potentially confusing logic puzzle

The Prompt

Sally (a girl) has 3 brothers. Each brother has 2 sisters. How many sisters does Sally have?

How the models did

201 found

Andromeda AlphaLogic Puzzle

Andromeda Alpha

The model returned empty.

Oct 2025·Logic Puzzle20

Aurora AlphaLogic Puzzle

Aurora Alpha

The model returned empty.

Feb 2026·Logic Puzzle38

Bert-Nebulon AlphaLogic Puzzle

Bert-Nebulon Alpha

The model returned empty.

Nov 2025·Logic Puzzle14

Claude 3 HaikuLogic Puzzle

Claude 3 Haiku

The model returned empty.

Mar 2026·Logic Puzzle5

Claude 3 SonnetLogic Puzzle

Claude 3 Sonnet

The model returned empty.

Jul 2025·Logic Puzzle7

Claude Sonnet 3.6 (2022-10-22)Logic Puzzle

Claude Sonnet 3.6 (2022-10-22)

The model returned empty.

Feb 2025·Logic Puzzle31

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Best AI for:Complex Reasoning Mathematics Word Problems

Models tested:Amazon Nova 2 Lite Andromeda Alpha Aurora Alpha Bert-Nebulon Alpha Claude 3 Haiku Claude 3 Sonnet Claude 3.7 Sonnet Claude 3.7 Thinking Sonnet Claude Fable 5 Claude Haiku 4.5 Claude Opus 4 Claude Opus 4.1 Claude Opus 4.5 Claude Opus 4.6 Claude Opus 4.7 Claude Opus 4.8 Claude Sonnet 3.6 (2022-10-22)Claude Sonnet 4 Claude Sonnet 4.5 Claude Sonnet 4.6 Cypher Alpha (free)DeepSeek R1 DeepSeek R1 0528 DeepSeek V3 (March 2024)DeepSeek V3.1 DeepSeek V3.2 DeepSeek V3.2 Exp DeepSeek V3.2 Speciale DeepSeek V4 Flash DeepSeek V4 Pro Elephant Alpha ERNIE 4.5 300B A47B Gemini 1.5 Pro Gemini 2.0 Flash Thinking Gemini 2.0 Pro Experimental Gemini 2.5 Flash Preview Gemini 2.5 Pro (I/O Edition)Gemini 3 Flash Preview Gemini 3 Pro Preview Gemini 3.1 Pro Preview Gemini 3.5 Flash Gemini Pro 1.0 Gemma 3 12B Gemma 3 27B Gemma 3n 4B GLM 4.7 Flash GLM 5 Turbo Google: Gemini 2.5 Flash Lite Preview 09-2025 Google: Gemini 2.5 Flash Preview 09-2025 Google: Gemini 3.1 Flash Lite Google: Gemini 3.1 Flash Lite Preview Google: Gemma 3n 2B Google: Gemma 4 26B A4B Google: Gemma 4 31B GPT OSS 120B GPT OSS 20B GPT-3.5 Turbo GPT-4.1 GPT-4.1 Mini GPT-4.1 Nano GPT-4.5 GPT-4o (Omni)GPT-4o mini GPT-5 GPT-5 Codex GPT-5 Mini GPT-5 Nano GPT-5 Pro GPT-5.1 GPT-5.1 Chat GPT-5.1 Codex Max GPT-5.1-Codex GPT-5.1-Codex-Mini GPT-5.2 GPT-5.2 Chat GPT-5.2 Pro GPT-5.3 Chat GPT-5.3-Codex GPT-5.4 GPT-5.4 Mini GPT-5.4 Nano GPT-5.5 Grok 3 Grok 3 Beta Grok 4.1 Fast Grok 4.20 Beta Grok 4.20 Multi-Agent Beta Grok Code Fast 1 Healer Alpha Horizon Alpha Horizon Beta Hunter Alpha Inception: Mercury Inception: Mercury 2 INTELLECT-3 Kimi K2 Kimi K2 Thinking Kimi K2.5 Kimi K2.6 Kimi K2.7 Code Kimi Linear 48B A3B Instruct Ling 2.6 1T Ling 2.6 Flash Llama 3 70B Llama 3.1 70B (Instruct)Llama 4 Maverick Llama 4 Scout MiMo-V2-Flash MiMo-V2-Omni MiMo-V2-Pro MiMo-V2.5 MiMo-V2.5-Pro MiniMax M1 MiniMax M2 MiniMax M2-her MiniMax M2.5 MiniMax M2.7 MiniMax M3 MiniMax: MiniMax M2.1 Mistral Devstral Medium Mistral Devstral Small 1.1 Mistral Large Mistral Large 3 2512 Mistral Medium 3 Mistral Medium 3.1 Mistral Nemo Mistral Small 4 Mistral Small Creative Mistral: Devstral 2 2512 MoonshotAI: Kimi K2 0905 North Mini Code Nova Premier 1.0 NVIDIA Nemotron 3 Super (free)NVIDIA Nemotron Nano 9B V2 NVIDIA: Nemotron 3 Ultra NVIDIA: Nemotron 3.5 Content Safety o1 o3 Mini OpenAI o3 OpenAI o4 Mini High OpenAI o4-mini OpenRouter Fusion · Budget (Jun 2026)OpenRouter Fusion · Quality (Jun 2026)Optimus Alpha Owl Alpha PaLM 2 Chat Polaris Alpha Pony Alpha Qwen Plus 0728 Qwen Plus 0728 (thinking)Qwen: Qwen3 235B A22B 2507 Qwen: Qwen3 235B A22B Thinking 2507 Qwen: Qwen3 30B A3B Instruct 2507 Qwen: Qwen3 Max Qwen: Qwen3 Max Thinking Qwen: Qwen3.5 122B A10B Qwen: Qwen3.5 27B Qwen: Qwen3.5 35B A3B Qwen: Qwen3.5 397B A17B Qwen: Qwen3.5 Flash Qwen: Qwen3.5 Plus 2026-02-15 Qwen: Qwen3.5 Plus 2026-04-20 Qwen: Qwen3.6 27B Qwen: Qwen3.6 35B A3B Qwen: Qwen3.6 Flash Qwen: Qwen3.6 Max Preview Qwen: Qwen3.6 Plus Preview (free)Qwen: Qwen3.7 Max Qwen: Qwen3.7 Plus Qwen3 235B A22B Qwen3 30B A3B Qwen3 30B A3B Thinking 2507 Qwen3 Coder Qwen3 Coder Flash Qwen3 Coder Next Qwen3 Coder Plus Qwen3 Next 80B A3B Instruct Qwen3 Next 80B A3B Thinking Qwen3.5 9B QwQ 32B Ring 2.6 1T Seed 2.0 Lite Sherlock Dash Alpha Sherlock Think Alpha Solar Pro 3 Sonar Pro Search Sonoma Dusk Alpha Sonoma Sky Alpha TNG R1T Chimera Trinity Large Preview xAI: Grok 4 xAI: Grok 4 Fast (free)xAI: Grok 4.3 Z.AI: GLM 4 32B Z.AI: GLM 4.5 Z.AI: GLM 4.5 Air Z.AI: GLM 4.6 Z.AI: GLM 4.7 Z.ai: GLM 5 Z.ai: GLM 5.1 Z.ai: GLM 5.2

Top Performers: Logic Puzzle

Feb 2025 – Jun 2026

#1Qwen: Qwen3.6 27B86% win rateHigh confidence

#2Claude Fable 592% win rateMed confidence

#3Z.AI: GLM 4.5 Air74% win rateHigh confidence

Compare top performers →

Single-shot · temp 0.7 · real votes · identical prompts·How we test →

Back to Challenges

MediumReasoning

Logic Puzzle

Tests an AI's ability to solve a simple but potentially confusing logic puzzle

The Prompt

Sally (a girl) has 3 brothers. Each brother has 2 sisters. How many sisters does Sally have?

How the models did

201 found

Andromeda AlphaLogic Puzzle

Andromeda Alpha

The model returned empty.

Oct 2025·Logic Puzzle20

Aurora AlphaLogic Puzzle

Aurora Alpha

The model returned empty.

Feb 2026·Logic Puzzle38

Bert-Nebulon AlphaLogic Puzzle

Bert-Nebulon Alpha

The model returned empty.

Nov 2025·Logic Puzzle14

Claude 3 HaikuLogic Puzzle

Claude 3 Haiku

The model returned empty.

Mar 2026·Logic Puzzle5

Claude 3 SonnetLogic Puzzle

Claude 3 Sonnet

The model returned empty.

Jul 2025·Logic Puzzle7

Claude Sonnet 3.6 (2022-10-22)Logic Puzzle

Claude Sonnet 3.6 (2022-10-22)

The model returned empty.

Feb 2025·Logic Puzzle31

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Back to Challenges

MediumReasoning

Logic Puzzle

Tests an AI's ability to solve a simple but potentially confusing logic puzzle

The Prompt

Sally (a girl) has 3 brothers. Each brother has 2 sisters. How many sisters does Sally have?

How the models did

201 found

Andromeda AlphaLogic Puzzle

Andromeda Alpha

The model returned empty.

Oct 2025·Logic Puzzle20

Aurora AlphaLogic Puzzle

Aurora Alpha

The model returned empty.

Feb 2026·Logic Puzzle38

Bert-Nebulon AlphaLogic Puzzle

Bert-Nebulon Alpha

The model returned empty.

Nov 2025·Logic Puzzle14

Claude 3 HaikuLogic Puzzle

Claude 3 Haiku

The model returned empty.

Mar 2026·Logic Puzzle5

Claude 3 SonnetLogic Puzzle

Claude 3 Sonnet

The model returned empty.

Jul 2025·Logic Puzzle7

Claude Sonnet 3.6 (2022-10-22)Logic Puzzle

Claude Sonnet 3.6 (2022-10-22)

The model returned empty.

Feb 2025·Logic Puzzle31

Back to Challenges

MediumReasoning

Logic Puzzle

Tests an AI's ability to solve a simple but potentially confusing logic puzzle

The Prompt

Sally (a girl) has 3 brothers. Each brother has 2 sisters. How many sisters does Sally have?

How the models did

201 found

Andromeda AlphaLogic Puzzle

Andromeda Alpha

The model returned empty.

Oct 2025·Logic Puzzle20

Aurora AlphaLogic Puzzle

Aurora Alpha

The model returned empty.

Feb 2026·Logic Puzzle38

Bert-Nebulon AlphaLogic Puzzle

Bert-Nebulon Alpha

The model returned empty.

Nov 2025·Logic Puzzle14

Claude 3 HaikuLogic Puzzle

Claude 3 Haiku

The model returned empty.

Mar 2026·Logic Puzzle5

Claude 3 SonnetLogic Puzzle

Claude 3 Sonnet

The model returned empty.

Jul 2025·Logic Puzzle7

Claude Sonnet 3.6 (2022-10-22)Logic Puzzle

Claude Sonnet 3.6 (2022-10-22)

The model returned empty.

Feb 2025·Logic Puzzle31

Best AI for Logic Puzzle

Top Performers: Logic Puzzle

Best AI for Logic Puzzle

Top Performers: Logic Puzzle

Best AI for Logic Puzzle

Top Performers: Logic Puzzle

Logic Puzzle

The Prompt

How the models did

Best AI for Logic Puzzle

Top Performers: Logic Puzzle

Logic Puzzle

The Prompt

How the models did

Logic Puzzle

The Prompt

How the models did

Logic Puzzle

The Prompt

How the models did